Processor Configuration Registers
2.15.2
CRDTCTL4—Credit Control 4 Register
This register will have the minimum Read Return Tracker credits for each of the
PEG/DMI/GSA streams.
B/D/F/Type:
Address Offset:
Reset Value:
Access:
0/0/0/MCHBAR IMPH
7410–7413h
00000017h
RW-L
Size:
32 bits
Reset
Value
RST/
PWR
Bit
Access
Description
31:6
RO
0h
Uncore
Reserved (RSVD)
Read Return Tracker Shared Credits (RDRT_SHRD)
This field indicates the number of credits that are in the RDRTRN
shared pool. BIOS should configure this field to a value that is
equal to 64 minus the sum of all minimum dedicated RDRTN
credits.
5:0
RW-L
17h
Uncore
252
Datasheet, Volume 2
INTEL [ INTEL ]
